From: Michael Tremer <michael.tremer@ipfire.org>
Date: Thu, 21 May 2026 15:37:10 +0000 (+0000)
Subject: misc-progs: dnsctrl: Tool to reload the DNS system
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=df88ee12d04cfd6cd94620abc6d1718aaf33fb02;p=ipfire-2.x.git

misc-progs: dnsctrl: Tool to reload the DNS system

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/config/rootfiles/common/misc-progs b/config/rootfiles/common/misc-progs
index 996eba42a..94d213e19 100644
--- a/config/rootfiles/common/misc-progs
+++ b/config/rootfiles/common/misc-progs
@@ -5,6 +5,7 @@ usr/local/bin/captivectrl
 usr/local/bin/collectdctrl
 usr/local/bin/ddnsctrl
 usr/local/bin/dhcpctrl
+usr/local/bin/dnsctrl
 usr/local/bin/extrahdctrl
 usr/local/bin/fireinfoctrl
 usr/local/bin/firewallctrl
diff --git a/src/misc-progs/Makefile b/src/misc-progs/Makefile
index fe4f28cf4..6229c8b17 100644
--- a/src/misc-progs/Makefile
+++ b/src/misc-progs/Makefile
@@ -32,7 +32,7 @@ SUID_PROGS = squidctrl sshctrl ipfirereboot \
 	smartctrl clamavctrl addonctrl pakfire wlanapctrl \
 	setaliases urlfilterctrl updxlratorctrl fireinfoctrl rebuildroutes \
 	getconntracktable wirelessclient torctrl ddnsctrl \
-	captivectrl wireguardctrl lldpdctrl
+	captivectrl wireguardctrl lldpdctrl dnsctrl
 
 OBJS = $(patsubst %,%.o,$(PROGS) $(SUID_PROGS))
 
diff --git a/src/misc-progs/dnsctrl.c b/src/misc-progs/dnsctrl.c
new file mode 100644
index 000000000..8f4955116
--- /dev/null
+++ b/src/misc-progs/dnsctrl.c
@@ -0,0 +1,34 @@
+/* This file is part of the IPFire Firewall.
+ *
+ * This program is distributed under the terms of the GNU General Public
+ * Licence.  See the file COPYING for details.
+ *
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include "setuid.h"
+
+int main(int argc, char** argv) {
+	// Become root
+	if (!initsetuid())
+		exit(1);
+
+	// Check if we have enough arguments
+	if (argc < 2) {
+		fprintf(stderr, "\nNot enough arguments.\n\n");
+		exit(1);
+	}
+
+	if (strcmp(argv[1], "reload") == 0) {
+		char* args[] = {
+			"reload", NULL,
+		};
+
+		return run("/etc/rc.d/init.d/knot-resolver", args);
+	}
+ 
+	fprintf(stderr, "Invalid command\n");
+	exit(1);
+}